>> reporter: well, president obama here announcing that the home of cesar chavez is now a national monument. this is a historic day but also certainly one that resonates for latino voters, not just in california, but in swing states like virginia, north carolina, nevada, and florida, swing states where it really does matter. if you look at the polls, president obama is leading mitt romney by about 72% to 20%. however, the big question is about turnout, and that's going to be the challenge, the obama campaign mobilizing their ground game. >> thanks so much kristin. and we'll be right back to "clear the air." [ fishing rod casting line, marching band playing ] [ male announcer ] the rhythm of life. [ whistle blowing ] where do you hear that beat? campbell's healthy request soup lets you hear it... in your heart. [ basketball bouncing ] heart healthy. great taste. mmm... [ male announcer ] sounds good. it's amazing what soup can do. but i still have a runny nose. [ male announcer ] dayquil doesn't treat that. huh? [ male announcer ] alka-seltzer plus rushes relief to all your worst cold sympto